21000425465

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{2963}}^1\times {\mathrm{83383}}^1$

素因数の和:86368

約数の個数: 16

約数和(自身を含む): 26692219008

約数和(自身を除く): 5691793543

約数列:

[1, 5, 17, 85, 2963, 14815, 50371, 83383, 251855, 416915, 1417511, 7087555, 247063829, 1235319145, 4200085093, 21000425465]

約数ペア:

[(1, 21000425465), (5, 4200085093), (17, 1235319145), (85, 247063829), (2963, 7087555), (14815, 1417511), (50371, 416915), (83383, 251855)]